šHeating Characteristic

[Condition] Room temperature: 68°F (DBT) Operation condition: High fan speed Piping Length: 24.6ft Compressor Freq: Fh

Heating overload protection: 38Hz (Outside air 75.2°F)

A) Indoor unit capacity: Heating (2.8: CS-E9NKUAW), service mode frequency = 52Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

208

230

 

 

113.200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(°F)

108.200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Outlet Air

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Temperature

103.200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

98.200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

93.200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

88.200

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

8

13

18

23

28

33

38

43

48

53

58

63

68

73

78

Outdoor Air Temperature (°F)

 

 

4.300

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3.800

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Heating

Capacity (kW)

3.300

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.800

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.300

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1.800

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

8

13

18

23

28

33

38

43

48

53

58

63

68

73

78

Outdoor Air Temperature (°F)

 

7.500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Current

6.500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

(A)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

8

13

18

23

28

33

38

43

48

53

58

63

68

73

78

Outdoor Air Temperature (°F)

 

 

168.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

158.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

148.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Gas Side Piping

Pressure (PSI)

138.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

128.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

118.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

108.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

98.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

88.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

78.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

68.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

58.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

48.000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

8

13

18

23

28

33

38

43

48

53

58

63

68

73

78

Outdoor Air Temperature (°F)

39

Page 39
Image 39
Panasonic CU-2E18NBU service manual š Heating Characteristic

CU-2E18NBU specifications

The Panasonic CU-2E18NBU is a highly efficient outdoor unit designed for residential and commercial applications, providing reliable heating and cooling year-round. This unit is part of Panasonic's extensive range of HVAC solutions, known for their innovation and energy efficiency.

One of the standout features of the CU-2E18NBU is its advanced inverter technology. This technology allows the system to adjust the compressor speed based on the temperature demand, resulting in reduced energy consumption and enhanced comfort. By continuously varying the output, the inverter system maintains a consistent indoor climate without the frequent on/off cycles typical of conventional systems. This not only saves energy but also extends the lifespan of the unit.

The CU-2E18NBU is designed to operate efficiently in a wide range of conditions, showcasing excellent performance in harsh climates. With a capacity of 18,000 BTU, it can efficiently cool or heat spaces effectively, making it suitable for medium-sized rooms or multiple areas when paired with compatible indoor units.

Another significant characteristic of this Panasonic model is its environmentally friendly refrigerant, R32. This refrigerant has a lower impact on global warming and ozone depletion compared to older options, making the CU-2E18NBU a smart choice for eco-conscious consumers. R32 also enhances the system's efficiency, further contributing to lower energy costs.

The unit features a robust construction, allowing it to withstand outdoor conditions while promoting durability. Its compact design allows for flexible installation options, making it easier to fit in various environments without compromising aesthetic appeal.

Moreover, the CU-2E18NBU incorporates advanced air filtration and purification technologies, improving indoor air quality. The filters are designed to capture dust, allergens, and other particulates, ensuring cleaner, healthier air.

In summary, the Panasonic CU-2E18NBU stands out for its efficient inverter technology, environmentally friendly refrigerant, and compact, durable design. With its ability to provide consistent temperature control and improve indoor air quality, this unit is a reliable solution for anyone looking to enhance their heating and cooling systems.